package com.xhd.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.xhd.reggie.common.R;
import com.xhd.reggie.entity.User;
import com.xhd.reggie.service.UserService;
import com.xhd.reggie.utils.SMSUtils;
import com.xhd.reggie.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.CacheManager;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.concurrent.TimeUnit;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;

    @Autowired
    private RedisTemplate redisTemplate;

    @Autowired
    private CacheManager cacheManager;

    /**
     * 发送验证码短信
     * @param user
     * @return
     */
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
      //获取手机号
      String phone = user.getPhone();

      if (StringUtils.isNotEmpty(phone)){

          //生成随机验证码
          String code = ValidateCodeUtils.generateValidateCode(4).toString();
          log.info("code={}",code);

          //调用阿里云短信发送api
//          SMSUtils.sendMessage("瑞吉外卖","",phone,code);

          //生成的验证码保存到session
//          session.setAttribute(phone,code);

          //生成验证码缓存到redis中，有效期五分钟
          redisTemplate.opsForValue().set(phone,code,5, TimeUnit.MINUTES);


          return R.success("手机验证码短信发送成功");

      }

        return R.error("发送失败");

    }

    /**
     * 移动端登录
     * @param
     * @return
     */
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session){
        //获取手机号
        String phone = map.get("phone").toString();

        String code = map.get("code").toString();

//        Object codeInSession = session.getAttribute(phone);
        //从redis中获取缓存验证码
        Object codeInSession = redisTemplate.opsForValue().get(phone);

        if (codeInSession != null && codeInSession.equals(code)){

            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);

            User user = userService.getOne(queryWrapper);

            if (user == null){

                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());
            //登陆成功，删除redis中的缓存验证码
            redisTemplate.delete(phone);

            return R.success(user);

        }
        log.info(map.toString());
        return R.error("登录失败");

    }
}
